Year % of total merchandise exports 2000 0.17572144097980474 2001 0.1176889595387177 2002 1.4985274106777116 2004 0.010961741260647199 2005 0.7808163581391936 2008 0.10599132895584343 2009 0.04299329008752284 2010 0.09490850773775292 2011 0.9967940695389591 2013 0.018452627540189614 2014 0.007582787153595917 2015 0.07489511088688619 2016 0.00295134449146956 2017 0.0561940864869077 2018 0.3102961677381793 2019 0.9920925895239442 2020 0.38776689908539086